This frequency divider by 10 uses discrete components only. Modern equivalent components can be used as the circuit is from an 80's documentation. Nearby frequencies can be used.
Here we show how to add a reset key to the monostable using two NAND gates (CB127E). When the key...
This short circuit protection circuit accelerates the blown fuse in case of an output overcurrent. The...
This signal injector circuit, an astable multivibrator, was found in a 1971 magazine. The circuit can...